<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>

<div id="app">
    <h2>{{firstName + ' ' + lastName}}</h2><!--字符串拼接-->
    <h2>{{firstName}} {{lastName}}</h2><!--连用两个Mustache语法-->
    <h2>{{getFullName()}}</h2><!--使用方法将两个字符串先拼接起来，然后引用-->

    <h2>{{fullName}}</h2><!--利用计算属性将字符串拼接起来-->
</div>

<script src="../../js/vue.js"></script>
<script>
    const app = new Vue({
        el: '#app',
        data: {
            firstName: 'Lebron',
            lastName: 'James'
        },
        /*computed：04-计算属性*/
        computed: {
            fullName: function () {
                return this.firstName + ' ' + this.lastName
            }
        },
        methods:{
            getFullName(){
                return this.firstName + ' ' + this.lastName
            }
        }
    })
</script>

</body>
</html>